HB/ash85

SYMMETRIC PATTERN OF NORMAL MATRIX OF HOLLAND SURVEY. ASHKENAZI, 1974
Name ash85
Group HB
Matrix ID 11

Num Rows

85

Num Cols

85

Nonzeros

523

Kind

Least Squares Problem

Symmetric

Yes

Date

1974

Author

V. Askenazi

Editor

A. Curtis, I. Duff, J. Reid
Structural Rank 85
Structural Rank Full true

Num Dmperm Blocks

1

Strongly Connect Components

1

Num Explicit Zeros

0

Pattern Symmetry

100%

Numeric Symmetry

100%

Cholesky Candidate

yes

Positive Definite

no

Type

binary
SVD Statistics
Matrix Norm 6.721547e+00
Minimum Singular Value 1.449402e-02
Condition Number 4.637463e+02
Rank 85
sprank(A)-rank(A) 0
Null Space Dimension 0
Full Numerical Rank? yes
Download Singular Values MATLAB